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 excavator ['ɛkskə`vetɚ]   添加此单词到默认生词本
n. 开凿者, 开凿机, 挖土机

[医] 挖器, 剜器


  1. What is the horsepower( H. P) of this engine( tractor, excavator, bulldozer, motor scraper, roller)?
    这台发动机(拉机、掘机、土机、行铲运机、路机)马力是多少?
  2. This paper introduces research and development of energy-saving control system for hydraulic excavator.
    本文主要介绍了液压挖掘机节能控制系统的研究与开发。
  3. In soft clay, tubes of the extending type can easily be pushed down through the clay by using a mechanical excavator.
    在软泥中,可以利用挖掘机,很容易地把需要延伸的管子穿过泥土推下去。


excavator
[ noun ]
  1. a workman who excavates for foundations of buildings or for quarrying

  2. <noun.person>
  3. a machine for excavating

  4. <noun.artifact>


Excavator \Ex"ca*va`tor\, n.
One who, or that which, excavates or hollows out; a machine,
as a dredging machine, or a tool, for excavating.

  1. Workers dug a vertical rescue shaft using a huge truck-mounted pipeline excavator that uses a stream of compressed air to chisel away dirt and clay and then vacuums out the loose dirt.
  2. Komatsu UK, the hydraulic excavator manufacturer, reaches a milestone today when it hands over its 10,000th machine from its Birtley site in Tyne and Wear. The years since 1985 have not been easy.
  3. Stepan V. Kleiko, excavator at a Krasnoyarsk coal complex.
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